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Finding the Third Proportional to 622,081 and 1,364,690

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Solution

The third proportional to 622,081 and 1,364,690 is: 2,993,788.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,081 : 1,364,690 = 1,364,690 : x
  2. Step 2: Convert to fraction form
    622,081/1,364,690 = 1,364,690/x
  3. Step 3: Cross multiply
    622,081x = 1,364,690 × 1,364,690
  4. Step 4: Simplify right side
    622,081x = 1,862,378,796,100
  5. Step 5: Solve for x
    x = 1,862,378,796,100/622,081
  6. Step 6: Final answer
    x = 2,993,788.26

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.